APA način citiranja

Tignor, R. (2008). Worlds Together, Worlds Apart: A History of the World. McGraw - HillCompanies, Inc.

Čikaški stil citiranja

Tignor, Robert. Worlds Together, Worlds Apart: A History of the World. McGraw - HillCompanies, Inc, 2008.

MLA način citiranja

Tignor, Robert. Worlds Together, Worlds Apart: A History of the World. McGraw - HillCompanies, Inc, 2008.

Upozorenje: Ovi citati možda nisu uvijek 100% točni.